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- Fixed Informix compat math functions to cope with the situations

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where one argument takes the result.
- Applied thread patches by Lee Kindness
This commit is contained in:
Michael Meskes
2004-03-14 12:16:30 +00:00
parent 80ac9b06ac
commit 757fb0e5a9
7 changed files with 181 additions and 102 deletions
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38
src/interfaces/ecpg/ecpglib/connect.c
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@ -1,4 +1,4 @@
/* $PostgreSQL: pgsql/src/interfaces/ecpg/ecpglib/connect.c,v 1.19 2003/11/29 19:52:08 pgsql Exp $ */
/* $PostgreSQL: pgsql/src/interfaces/ecpg/ecpglib/connect.c,v 1.20 2004/03/14 12:16:29 meskes Exp $ */
#define POSTGRES_ECPG_INTERNAL
#include "postgres_fe.h"
@ -14,9 +14,20 @@
#ifdef ENABLE_THREAD_SAFETY
static pthread_mutex_t connections_mutex = PTHREAD_MUTEX_INITIALIZER;
static pthread_key_t actual_connection_key;
static pthread_once_t actual_connection_key_once = PTHREAD_ONCE_INIT;
#else
static struct connection *actual_connection = NULL;
#endif
static struct connection *all_connections = NULL;
static struct connection *actual_connection = NULL;
#ifdef ENABLE_THREAD_SAFETY
static void
ecpg_actual_connection_init(void)
{
pthread_key_create(&actual_connection_key, NULL);
}
#endif
static struct connection *
ecpg_get_connection_nr(const char *connection_name)
@ -24,7 +35,13 @@ ecpg_get_connection_nr(const char *connection_name)
struct connection *ret = NULL;
if ((connection_name == NULL) || (strcmp(connection_name, "CURRENT") == 0))
{
#ifdef ENABLE_THREAD_SAFETY
ret = pthread_getspecific(actual_connection_key);
#else
ret = actual_connection;
#endif
}
else
{
struct connection *con;
@ -86,8 +103,13 @@ ecpg_finish(struct connection * act)
con->next = act->next;
}
#ifdef ENABLE_THREAD_SAFETY
if( pthread_getspecific(actual_connection_key) == act )
pthread_setspecific(actual_connection_key, all_connections);
#else
if (actual_connection == act)
actual_connection = all_connections;
#endif
ECPGlog("ecpg_finish: Connection %s closed.\n", act->name);
@ -150,7 +172,11 @@ ECPGsetconn(int lineno, const char *connection_name)
if (!ECPGinit(con, connection_name, lineno))
return (false);
#ifdef ENABLE_THREAD_SAFETY
pthread_setspecific(actual_connection_key, con);
#else
actual_connection = con;
#endif
return true;
}
@ -370,7 +396,13 @@ ECPGconnect(int lineno, int c, const char *name, const char *user, const char *p
else
this->next = all_connections;
actual_connection = all_connections = this;
all_connections = this;
#ifdef ENABLE_THREAD_SAFETY
pthread_once(&actual_connection_key_once, ecpg_actual_connection_init);
pthread_setspecific(actual_connection_key, all_connections);
#else
actual_connection = all_connections;
#endif
ECPGlog("ECPGconnect: opening database %s on %s port %s %s%s%s%s\n",
realname ? realname : "<DEFAULT>",